Answer:
Russia was ruled by the Romanov family.
Russia was ruled by the Tsar (male) or Tsarina (female)
Explanation:
Supplies had to travel a long distance across water on ships that were often attacked, so they did not reach Europe
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Answer:
Because he feared that the Nazi's would invade their land and kill their citizens.
Explanation:
The Soviet Union decided to formalize its East European alliance through the Warsaw Pact as a counter-balance to the NATO alliance. When NATO was formed the Soviet Union saw it as a military threat and also as a threat to Soviet influence in Europe. As a result the Soviet Union decided to build an organization to counter this and formed the Warsaw Pact.